I'd say yes, replace it now. Worst case, you have a dangerous leak at an
inopportune time. Best case, you won't be able to get it filled when the
attendant sees all the rust.

-Mark ('87 Westy, on my 3rd tank)

On Tue, Jan 30, 2018 at 6:49 PM, Shawn Wright <shawngwright@gmail.com>
wrote:

> On our last trip out, I was surprised to find the propane empty. I had left
> the tank valve open since the summer, but I last used the stove in
> November. I think the original regulator may leak when the tank pressure
> drops to near empty, slowly draining the tank.
> Anyway, I have a new regulator I bought years ago, so I decided to pull the
> tank while it's empty, clean it up, and install it. The tank is *really*
> rusty, as in the rectangular plate showing the certification is now hanging
> on by one corner, as the welds have rusted off the other corners. It seems
> solid enough, but should I get it pressure tested? A friend probably has
> necessary fittings to pressurize it with air and leave a gauge on it for a
> day or two. Or do I just paint it again and not worry?
>
> '88 Westy with 450k kms, but it saw a lot of salt in the first 5 years and
> 300k kms of its life with original owner...
>
> --
> Shawn Wright
> shawngwright@gmail.com
>